Home / 31,656.17-43,685.97-17,508.98

Finding the Fourth Proportional to 31,656.17, 43,685.97 and 17,508.98

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Solution

The fourth proportional to 31,656.17, 43,685.97 and 17,508.98 is: 24,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,656.17 : 43,685.97 = 17,508.98 : x
  2. Step 2: Convert to fraction form
    31,656.17/43,685.97 = 17,508.98/x
  3. Step 3: Cross multiply
    31,656.17x = 43,685.97 × 17,508.98
  4. Step 4: Simplify right side
    31,656.17x = 764,896,775.01
  5. Step 5: Solve for x
    x = 764,896,775.01/31,656.17
  6. Step 6: Final answer
    x = 24,162.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.